The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 01, 2025

Filed:

Dec. 12, 2022
Applicant:

Brother Kogyo Kabushiki Kaisha, Nagoya, JP;

Inventors:

Hideaki Yoshimune, Nagoya, JP;

Masatomo Yamaguchi, Inazawa, JP;

Yuya Tatematsu, Nagoya, JP;

Takashi Suzuki, Toyota, JP;

Yuto Chiba, Nagoya, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 11/66 (2006.01); B41J 11/70 (2006.01); B41J 29/20 (2006.01);
U.S. Cl.
CPC ...
B41J 11/663 (2013.01); B41J 11/70 (2013.01); B41J 29/20 (2013.01);
Abstract

An image forming apparatus includes a conveyor to convey a sheet medium, a print engine to form an image on the sheet medium, a cutter to cut the sheet medium, a signal output device, and a controller. The cutter includes a first blade, a second blade, and a moving device to move at least one of the first and second blades. The controller receives, from the signal output device, a signal indicating a variation over time in a value correlated with a moving load for the at least one blade, and determines, based on the received signal, which state the sheet medium is in among a plurality of states including a first state where the sheet medium is cut normally, a second state where there is an abnormality in cutting the sheet medium, and a third state where there is a different abnormality in cutting the sheet medium.


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